# std::layout_left::mapping<Extents>::extents

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< cpp‎ | container‎ | mdspan‎ | layout left‎ | mapping

constexpr const extents_type& extents() const noexcept; |  | (since C++23)

Returns a const reference to the extents object. Equivalent to return extents_;.

### Parameters

(none)

### Return value

A const reference to the extents.

### Example

| This section is incomplete Reason: no example

### See also

extents | obtains the extents object (public member function of `std::mdspan<T,Extents,LayoutPolicy,AccessorPolicy>`)

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